added gitsigns keymaps

init.lua

@@ -129,6 +129,23 @@ require('lazy').setup({
           { buffer = bufnr, desc = '[G]o to [P]revious Hunk' })
         vim.keymap.set('n', '<leader>gn', require('gitsigns').next_hunk, { buffer = bufnr, desc = '[G]o to [N]ext Hunk' })
         vim.keymap.set('n', '<leader>ph', require('gitsigns').preview_hunk, { buffer = bufnr, desc = '[P]review [H]unk' })
+
+        local gs = package.loaded.gitsigns
+
+        local function map(mode, l, r, opts)
+          opts = opts or {}
+          opts.buffer = bufnr
+          vim.keymap.set(mode, l, r, opts)
+        end
+
+        map("n", "<leader>gb", function()
+          gs.blame_line({ full = true })
+        end)
+        map("n", "<leader>tb", gs.toggle_current_line_blame)
+        map("n", "<leader>hd", gs.diffthis)
+        map("n", "<leader>hD", function()
+          gs.diffthis("~")
+        end)
       end,
     },
   },